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4-Acetamidophenol 103-90-2 4-ACETAMINOPHENOL
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4-Acetamidophenol 103-90-2
Product Name: 4-Acetamidophenol
Synonyms: 4-ACETAMIDOPHENOL;4-ACETAMINOPHENOL;4'-HYDROXYACETANILIDE;4-HYDROXYACETANILIDE;4-(ACETYLAMINO)PHENOL;ACETAMINOPHEN;ACETYL-P-AMINOPHENOL;AKOS BBS-00008094
CAS: 103-90-2
MF: C8H9NO2
MW: 151.16
EINECS: 203-157-5
Product Categories: PHARMACEUTICALS;Aromatic Phenols;Intermediates & Fine Chemicals;Lipid signaling;Aromatics;inhibitor
Mol File: 103-90-2.mol
Appearance |
A white crystalline powder |
A white crystalline powder |
Identification |
A:IR absorption |
Positive |
B:UV absorption |
Positive |
|
C:TLXC |
Positive |
|
Melting point |
168-172°C |
168.8~169.8°C |
Water |
Not more than 0.5% |
0.06% |
Related substances |
Impurity J(chloroacetanilide)not more than 10ppm |
Not detected |
Impurity K(4-aminophenol)not more than 50ppm |
8ppm |
|
Impurity F(4-nitrophenol)not more than 0.05% |
Not detected |
|
Any other impurity not more than 0.05% |
0.04% |
|
Total of other impurities not more than 0.1% |
0.05% |
|
Residue on ignition |
Not more than 0.1% |
0.06% |
Chloride |
Not more than 0.014% |
Less than 0.014% |
Sulfate |
Not more than 0.02% |
Less than 0.02% |
Sulfide |
Conforms |
Conforms |
Heavy metals |
Not more than 0.001% |
Less than 0.001% |
Free p-aminophenol |
Not more than 0.005% |
Less than 0.005% |
Limit of p-chloroacetanilide |
Not more than 0.001% |
Less than 0.001 |
Readily carbonizable substances |
Conforms |
Conforms |
Residual solvents |
Residual content of acetic acid is limited by the test of loss on drying not more than 0.5% |
0.09% |
Assay(anhydrous basis) |
99.0~101.0% |
99.7% |
Conclusion |
The results conforms with BP20/USP35 standards |
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CAS NO:103-90-2
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